I have the need to make the host connected to the RM520N-GL modem accesible from outside, this is, have the IP address assigned by the 5G Core up in the host (bridged).
The modem is connected though USB-C to a Linux host. I’ve tried to enable IPPT_NAT without NAT. I have the following IP in the modem side assigned from the 5GC:
But in the host, the IP after executing a DHCP client to get a IP in the interface from the modem, I got a NATed IP.
Paste here too the MPDN rules applied in the modem: